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VP551E View Datasheet(PDF) - Mitel Networks
Part Name
Description
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VP551E
NTSC/PAL Digital Video Encoder
Mitel Networks
VP551E Datasheet PDF : 16 Pages
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VP531E/VP551E
TIMING INFORMATION
Parameters
Master clock frequency (PXCK input)
PXCK pulse width, HIGH
PXCK pulse width, LOW
PXCK rise time
PXCK fall time
PD7-0 set up time
PD7-0 hold time
SC_SYNC set up time
SC_SYNC hold time
PAL_ID set up time
PAL_ID hold time
PAL_ID duration
Conditions
10% to 90% points
90% to 10% points
Output delay
PXCK to COMPSYNC
PXCK to CLAMP
Note: Timing reference points are at the 50% level. Digital C
LOAD
<40pF.
Symbol
f
PXCK
t
PWH
;
PXCK
t
PWL
;
PXCK
t
RP
t
FP
t
SU;PD
t
HD;PD
t
SU;SC_SYNC
t
HD;SC_SYNC
t
SU;PAL_ID
t
HD;PAL_ID
t
DUR;PAL_ID
t
DOS
Min.
10
14.5
10
5
10
0
10
0
9
Typ.
27.0
Max.
TBD
TBD
25
Units
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
PXCK
periods
ns
2k2
Ω
I
2
C
BUS
SCL
SDA
SA1
SA2
FERRITE
BEAD
+5V
2k2
Ω
100
µ
F
VDD, AVDD
28
30
26
SCL
SDA
SA1
LUMA
54
OUT
COMP
52
27
SA2
100nF+5V
10nF
OUTPUT
FILTER
VIDEO IN
REFSQ
PXCK
GPP
RESET
CLAMP
COMP
SYNC
39-46
PD0-7
8
CHROMA 58
35
REFSQ
OUT
DAC
51
769
Ω
GAIN
15
PXCK
3-10
D0-7
8
34
RESET
50
VREF
100nF
OUTPUT
FILTER
17
CLAMP
18
COMP
SYNC
COMP
56
OUT
GND, AGND
OUTPUT
FILTER
VDD
AT EVERY
VDD PIN
GND
LUMAOUT
CHROMAOUT
VREF
-1
COMPOSITE
OUT
75
Ω
GND
Figure 6 Typical application diagram, SLAVE mode. (Output filter - see Fig.7)
12
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